Unfair Signals — Field NotesOpen research from Unfair Signals: methodology, post-mortems, and what the tape is telling us. No login required.https://unfairsignals.com/en-usWhat insider buying actually tells you — and what it doesn'thttps://unfairsignals.com/field-notes/insider-buying-signal/https://unfairsignals.com/field-notes/insider-buying-signal/Not all Form 4s are equal. The difference between a cluster buy that matters and routine purchases that don't.Thu, 11 Jun 2026 00:00:00 GMTSIGNALSHow we grade a falling knife — and why velocity is the tellhttps://unfairsignals.com/field-notes/falling-knife-velocity/https://unfairsignals.com/field-notes/falling-knife-velocity/A 30% drop is not a discount. The four signals that separate a real dislocation from a value trap, with worked examples from this quarter.Tue, 09 Jun 2026 00:00:00 GMTMETHODOLOGYLenses, not screeners: why we read the market three wayshttps://unfairsignals.com/field-notes/lenses-not-screeners/https://unfairsignals.com/field-notes/lenses-not-screeners/Buffett, Lynch, and Ender don't filter for the same thing. The disagreement between them is the point.Sat, 06 Jun 2026 00:00:00 GMTMETHODOLOGYWhat unusual options flow actually predictshttps://unfairsignals.com/field-notes/unusual-options-flow/https://unfairsignals.com/field-notes/unusual-options-flow/We backtested 1,200 sweep alerts. The honest answer about what they do — and don't — forecast.Thu, 04 Jun 2026 00:00:00 GMTFLOWThe WBD call we got wronghttps://unfairsignals.com/field-notes/wbd-postmortem/https://unfairsignals.com/field-notes/wbd-postmortem/A Deep Dive that didn't work. What the model missed, what the analyst missed, and what we changed in the rubric afterward.Thu, 21 May 2026 00:00:00 GMTPOST-MORTEMReading 13F accumulation without getting faked outhttps://unfairsignals.com/field-notes/reading-13f-accumulation/https://unfairsignals.com/field-notes/reading-13f-accumulation/Institutional buying is a real signal and a lagging one. How to use a 45-day-old filing without trading on stale news.Thu, 14 May 2026 00:00:00 GMTSIGNALSWhy we scan twice a day, not in real timehttps://unfairsignals.com/field-notes/why-twice-daily/https://unfairsignals.com/field-notes/why-twice-daily/Real-time alerts feel like an edge and usually aren't. The case for two deliberate windows over an always-on firehose.Thu, 07 May 2026 00:00:00 GMTMARKET